Suborder:
|
Goniatitina
|
Superfamily:
|
Popanoceratoidea
|
Family:
|
Popanoceratidae
|
Genus:
|
Popanoceras
|
Species:
|
kingianum |
Qualifier:
|
sy |
Author:
|
Verneuil 1845,p.373
|
Valid:
|
Popanoceras soboleskyanum (Verneuil) |
Lower Boundary:
|
Aktastinian--Baigendzhinian [AKT--BAI], 282 million years
|
Upper Boundary:
|
Kungurian/Leonardian--Roadian [KUN--ROA], 270.6 million years
|